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path: root/drivers/vfio/pci/vfio_pci.c
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Diffstat (limited to 'drivers/vfio/pci/vfio_pci.c')
-rw-r--r--drivers/vfio/pci/vfio_pci.c4
1 files changed, 4 insertions, 0 deletions
diff --git a/drivers/vfio/pci/vfio_pci.c b/drivers/vfio/pci/vfio_pci.c
index 6ab71b9fcf8d..3ffd27f42418 100644
--- a/drivers/vfio/pci/vfio_pci.c
+++ b/drivers/vfio/pci/vfio_pci.c
@@ -883,9 +883,13 @@ static pci_ers_result_t vfio_pci_aer_err_detected(struct pci_dev *pdev,
return PCI_ERS_RESULT_DISCONNECT;
}
+ mutex_lock(&vdev->igate);
+
if (vdev->err_trigger)
eventfd_signal(vdev->err_trigger, 1);
+ mutex_unlock(&vdev->igate);
+
vfio_device_put(device);
return PCI_ERS_RESULT_CAN_RECOVER;